Home / 180,803.22-249,196.86-120,265.62

Finding the Fourth Proportional to 180,803.22, 249,196.86 and 120,265.62

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Solution

The fourth proportional to 180,803.22, 249,196.86 and 120,265.62 is: 165,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,803.22 : 249,196.86 = 120,265.62 : x
  2. Step 2: Convert to fraction form
    180,803.22/249,196.86 = 120,265.62/x
  3. Step 3: Cross multiply
    180,803.22x = 249,196.86 × 120,265.62
  4. Step 4: Simplify right side
    180,803.22x = 29,969,814,869.95
  5. Step 5: Solve for x
    x = 29,969,814,869.95/180,803.22
  6. Step 6: Final answer
    x = 165,759.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.